Also, FPViewer offers an optimized feature allows you to use the Android devices as FPV monitor.

■ Features
Easycap Viewer
Display analog video using Easycap video grabber device on android device.(only support UTV007, HTV600, HTV800 version Easycap and not support audio input)

UVC Video Grabber or UVC Webcam Viewer
Display analog video using UVC video grabber device on android device.(this device`s function is same with Easycap) Also, If your USB camera is UVC type then, you can use the camera with this app.(only support 640x480 resolution)